[Latest PCBA with black soldermask on visible areas]
The certification people are saying they are done. We haven't seen the
So we've been learning about trademarks and, according to the USPTO,
descriptive names aren't allowed to be trademarked. The engineer in...
Mostly doing assembly and reliability testing while we wait for the
certifications to finish. So far we've spent a lot of time on choosing a
We got the next board rev back. Board fab took quite a while longer than
it was supposed to, but so far it's looking like we may not need ano...
Big Dead Bug
We finally got to the bottom of some audio issues that had us running in
circles for a while. This was a tricky one because there were ...
The bank situation is resolved. We managed to pay some vendors
yesterday. Hoping to switch banks ASAP once I'm back in the States. No
sense in wasting...
Hello from a very hot and sweaty Shenzhen, China!
Chase Bank locked us out of our account. I'm currently in China and we
can't pay any vendors o...
We Shipped! (...technically)
Thanks for tolerating the relative silence. First evaluation units are
on their way to the early testers. These are clo...
The main goal right now is to finalize the hardware
We have some evaluation units that are waiting for keypads before they
go out. We've been tweaki...
Our prototype keypad mold arrived and we made some test parts, and also
learned a few things about handling silicone.
Some pics of the mold:
Got some samples in today for the production keypad buttons. We went
with dome contacts. These will be positioned over gold plated fingers on
We've been dialing a lot of things in on the motherboard. The biggest
noticeable change is the GUI. It looks much more polished now. We're
What's an electronics project without an attempt at modularity? As part
of our project goals, we want a phone that can be easily modified and
We wanted to see if it was possible to eliminate the physical buttons on
the front of the phone by using a capacitive button panel.
It has a few ...
We have all the components on hand, and wanted to post an assembly video
showing how the mechanical parts of the phone go together. It's already
_note: these screenshots are really old at this point. have a look at
the gallery for some more up to date ones._
Some shots of the current state of ...
We recognize a few universal truths: Biological life... errr... finds a
way. Every software program expands until it can check email, or dies
The phone is assembled and working. It can make and receive calls. It
runs off battery power and charges by the USB port. The LCD and buttons
Now with wires and little square things all over it:
[Populated WiPhone Motherboard]
The alpha motherboard arrived. Here's some quick shots of the front/back
+ one with the LCD mounted just for fun:
This is a simple keypad to test the SN7326 I2C keypad controller in the
25 button configuration we wanted for the WiPhone. Posting in the hopes
We have a bunch of cheap phones we've been tearing apart, and wanted to
post a some pics. Particularly, we've been looking to see how they make
We wanted to publish the dev board we made for the WM8750BL audio codec
Design files: 20180702 - audio codec board
What is an audio codec?
A: it's a file format
B: it's an encryption method
C: it's a format converter
D: it's a little wizard that lives in 3.5mm ho...
The WiPhone is composed of a few different functional areas as shown in
the block diagram down at the bottom. For debugging, initially separate